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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Cash flows from operating activities: |  |  |
Consolidated net income (loss) | $ 1,110,468 | $ 586,464 | $ (200,168)
Adjustments to reconcile consolidated net income (loss) to net cash provided by operations: |  |  |
Depreciation and amortization | 195,120 | 189,058 | 189,790
Amortization of stock-based compensation | 36,117 | 35,288 | 41,070
Equity in (earnings) losses of affiliated companies | (3,508) | 531 | 2,765
Deferred income taxes | 24,749 | 29,713 | (50,288)
Impairments (Notes 2 and 3) | 4,482 | 7,223 | 698,246
Gain on investments, net | (12,833) | (5,333) | (11,462)
Loss on disposition of businesses, net | 0 | 0 | (21,252)
Pension settlement loss | 0 | 0 | 20,111
Other | 3,947 | 5,059 | 10,659
Change in assets and liabilities, net of effects of acquired and disposed businesses: |  |  |
Accounts receivable, net | (2,109,159) | (541,427) | 338,849
Inventories | (960,605) | 244,325 | 383,058
Accounts payable | 1,766,912 | 760,883 | (521,575)
Accrued expenses | 391,941 | 86,484 | (27,475)
Other assets and liabilities | (28,648) | (38,425) | (36,837)
Net cash provided by operating activities | 418,983 | 1,359,843 | 857,995
Cash flows from investing activities: |  |  |
Cash paid on disposition of businesses | 0 | 0 | (13,094)
Acquisition of property, plant, and equipment | (83,051) | (123,585) | (143,191)
Proceeds from sale of property, plant, and equipment | 22,171 | 0 | 0
Cash paid for customer relationship intangible asset | 0 | (713) | (7,616)
Other | 762 | (14,496) | (9,682)
Net cash used for investing activities | (60,118) | (138,794) | (173,583)
Cash flows from financing activities: |  |  |
Change in short-term and other borrowings | 12,938 | (95,017) | (113,923)
Repayments of long-term bank borrowings, net | (687) | (411,497) | (405,007)
Redemption of notes | (130,860) | (209,366) | 0
Net proceeds from note offering | 495,134 | 0 | 0
Proceeds from exercise of stock options | 46,982 | 21,037 | 16,911
Repurchases of common stock | (911,548) | (483,735) | (404,203)
Payments for (Proceeds from) Derivative Instrument, Financing Activities | (24,896) | 48,378 | 0
Other | (159) | (141) | (147)
Net cash used for financing activities | (463,304) | (1,227,097) | (906,369)
Effect of exchange rate changes on cash | (46,982) | 79,560 | 12,733
Net increase (decrease) in cash and cash equivalents | (151,421) | 73,512 | (209,224)
Cash and cash equivalents at beginning of year | 373,615 | 300,103 | 509,327
Cash and cash equivalents at end of year | $ 222,194 | $ 373,615 | $ 300,103

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- Definition This item represents the net total realized and unrealized gain (loss) included in earnings for the period, net of tax, as a result of selling or holding marketable securities categorized as trading, available-for-sale, or held-to-maturity, including the unrealized holding gain (loss) of held-to-maturity securities transferred to the trading security category and the cumulative unrealized gain (loss) which was included in other comprehensive income (a separate component of shareholder's equity) for available-for-sale securities transferred to trading securities during the period. Additionally, this item would include any gains (losses) realized, net of tax, during the period from the sale of investments accounted for under the cost method of accounting and losses recognized for other than temporary impairments (OTTI) of the subject investments. + References No definition available. + Details
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